Pheidole in the New World. A dominant, hyperdiverse ant genus. Author Wilson, E. O. text 2003 Harvard University Press Cambridge, MA http://atbi.biosci.ohio-state.edu/HymOnline/reference-full.html?id=20017 book 20017 Pheidole sphaerica new species Types Mus. Comp. Zool. Harvard. Etymology Gr sphaerica , shaped like a ball, alluding to the head. Diagnosis A large, spectacularly distinct species whose major has a huge spherical head, proportionately reduced clypeus and mandibles, a mesonotum that drops vertically in side view to the metanotum, and a near-absence of pilosity on the head and mesosoma. Measurements (mm) Holotype major: HW 1.98, HL 1.92, SL 0.84, EL 0.24, PW 0.90. color Major: head, appendages, and most of gaster light reddish yellow (light "orange"); mesosoma, waist, and part of gaster medium reddish yellow (medium "orange"). Range Known only from the type locality. biology Unknown. Figure Holotype, major. COLOMBIA: St. Augustin, Huila (L. Garling). Scale bar = 1 mm.